package com.qst.express.mapper;

import com.qst.express.entity.Sum;
import com.baomidou.mybatisplus.core.mapper.BaseMapper;

import java.util.List;
import java.util.Map;

/**
 * <p>
 *  Mapper 接口
 * </p>
 *
 * @author mjh
 * @since 2022-10-25
 */
public interface SumMapper extends BaseMapper<Sum> {

    List<Map<String, Integer>> exressSum();
}
